Cable operator Altice USA Inc is exploring options for its Lightpath fiber unit, including a divestment of the seller of Internet services to large corporations that could fetch $3 billion, according to sources familiar with the matter.

Czech telecom regulator CTU said on Thursday there was no threat to a planned auction of new-generation 5G frequencies from the country’s cyber watchdog’s December warning over possible dangers from technology of Chinese firms Huawei and ZTE.

MTN Group announced on Thursday a $1 billion divestment program over the next three years that will slim down Africa’s biggest mobile phone operator and refocus it on high-growth markets on the continent and in the Middle East.

Huawei equipment is not used “in any of Romania’s state critical infrastructure” under the administration of the NATO member’s Special Telecommunications Service (STS), the STS told Reuters on Thursday.

Austria has sold 5G licences to three national mobile operators and a handful of local players, bringing in a mere 188 million euros ($213 million) in an auction aimed at ensuring a rapid rollout of the new technology.

Chinese telecoms equipment maker Huawei Technologies sued the U.S. government on Thursday saying a law limiting its U.S. business was unconstitutional, ratcheting up its fight back against a government bent on closing it out of global markets.

Chinese telecoms equipment maker Huawei Technologies sued the U.S. government on Thursday saying a law limiting its U.S. business was unconstitutional, ratcheting up its fight back against a government bent on closing it out of global markets.